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EP 3 840 712 A1

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(43) Date of publication: 30.06.2021 Bulletin 2021/26 (21) Application number: 19851110.7 (22) Date of filing: 20.08.2019

(51) International Patent Classification (IPC):  A61G 5/04(2013.01) A61G 5/14(2006.01) A61G 15/00(2006.01) A47C 7/02(2006.01) A61G 5/10(2006.01) A61G 7/00(2006.01) A47C 1/00(2006.01) (86) International application number: PCT/US2019/047127 (87) International publication number: WO 2020/041222 (27.02.2020 Gazette 2020/09)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 21.08.2018 US 201816106685 (71) Applicants: O'Leary, Robert Scott Township, PA 18411 (US) Burge, David Effort, PA 18330 (US) Warren, Richard Wyoming, PA 18644 (US) Hamby, Kris Wyoming, PA 18644 (US) Zablocky Mike Wyoming, PA 18644 (US)

(72) Inventors: O'Leary, Robert Scott Township, PA 18411 (US) Burge, David Effort, PA 18330 (US) Warren, Richard Wyoming, PA 18644 (US) Hamby, Kris Wyoming, PA 18644 (US) Zablocky Mike Wyoming, PA 18644 (US) (74) Representative: Small, Gary James  Carpmaels & Ransford LLP One Southampton Row London WC1B 5HA London WC1B 5HA (GB)